---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1331 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 415 1241 0 2287 3261 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b8:97:86 brd ff:ff:ff:ff:ff:ff inet 10.32.7.252/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:feb8:9786/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1331) 07/26/25 _x86_64_ (4 CPU) 05:56:46 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 102.90 38.68 64.22 1734.78 5699.98 05:59:01 80.17 29.65 50.52 1637.86 9175.27 06:00:01 31.36 0.15 31.21 2.27 5378.04 06:01:01 27.46 2.78 24.68 342.02 2908.76 06:02:01 15.41 7.83 7.58 383.27 468.32 06:03:01 44.73 4.30 40.43 185.57 6626.36 Average: 50.34 13.90 36.44 714.28 5042.73 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 1843084 3321996 2195560 54.36 39116 1601996 646540 12.71 585472 1450704 115384 05:59:01 1573056 3282792 2465588 61.05 57028 1800884 692444 13.61 632460 1647580 103256 06:00:01 1466684 3229448 2571960 63.68 59248 1850036 723984 14.23 687716 1694756 1876 06:01:01 1278188 3136272 2760456 68.35 62316 1939020 779792 15.33 789788 1773580 5776 06:02:01 382356 2259400 3656288 90.53 63024 1956020 1569300 30.85 1689108 1761336 872 06:03:01 1267632 3332068 2771012 68.61 68416 2134004 606936 11.93 700452 1862036 25632 Average: 1301833 3093663 2736811 67.77 58191 1880327 836499 16.44 847499 1698332 42133 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 05:58:01 ens3 322.30 198.83 1415.26 63.62 0.00 0.00 0.00 0.00 05:59:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 05:59:01 ens3 59.59 41.38 424.14 11.43 0.00 0.00 0.00 0.00 06:00:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:00:01 ens3 100.12 119.25 804.29 18.13 0.00 0.00 0.00 0.00 06:01:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 06:01:01 ens3 222.66 269.94 1297.71 44.83 0.00 0.00 0.00 0.00 06:02:01 lo 121.21 121.21 36.45 36.45 0.00 0.00 0.00 0.00 06:02:01 ens3 30.19 33.94 78.82 10.89 0.00 0.00 0.00 0.00 06:03:01 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 06:03:01 ens3 204.95 238.81 1114.57 45.43 0.00 0.00 0.00 0.00 Average: lo 20.81 20.81 6.13 6.13 0.00 0.00 0.00 0.00 Average: ens3 156.64 150.36 855.81 32.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1331) 07/26/25 _x86_64_ (4 CPU) 05:56:46 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 24.03 0.00 1.61 3.02 1.61 69.73 05:58:01 0 17.64 0.00 1.48 3.68 2.00 75.20 05:58:01 1 31.03 0.00 2.21 2.21 1.58 62.97 05:58:01 2 27.83 0.00 1.86 5.41 1.86 63.04 05:58:01 3 19.63 0.00 0.90 0.78 1.02 77.67 05:59:01 all 22.32 0.00 1.33 2.00 1.41 72.94 05:59:01 0 16.46 0.00 1.17 1.40 2.08 78.89 05:59:01 1 41.17 0.00 2.11 1.32 1.63 53.77 05:59:01 2 20.11 0.00 1.58 5.23 1.41 71.67 05:59:01 3 11.62 0.00 0.47 0.03 0.53 87.35 06:00:01 all 10.49 0.00 0.47 0.44 0.59 88.00 06:00:01 0 4.53 0.00 0.08 0.00 0.35 95.04 06:00:01 1 16.48 0.00 0.65 0.30 0.69 81.88 06:00:01 2 9.47 0.00 0.50 1.27 0.70 88.06 06:00:01 3 11.53 0.00 0.65 0.20 0.63 86.98 06:01:01 all 9.89 0.00 0.72 0.15 0.76 88.48 06:01:01 0 6.92 0.00 0.52 0.02 0.50 92.05 06:01:01 1 12.82 0.00 0.98 0.20 0.75 85.24 06:01:01 2 8.46 0.00 0.92 0.40 0.95 89.28 06:01:01 3 11.37 0.00 0.45 0.02 0.83 87.33 06:02:01 all 46.56 0.00 1.42 0.56 4.11 47.36 06:02:01 0 47.36 0.00 1.69 1.09 4.29 45.57 06:02:01 1 42.07 0.00 1.38 0.36 4.13 52.05 06:02:01 2 47.31 0.00 1.24 0.26 4.10 47.08 06:02:01 3 49.50 0.00 1.36 0.51 3.90 44.73 06:03:01 all 26.16 0.00 1.47 0.75 1.85 69.76 06:03:01 0 24.54 0.00 1.03 1.89 1.72 70.82 06:03:01 1 21.55 0.00 1.54 0.36 1.99 74.55 06:03:01 2 36.89 0.00 2.25 0.60 2.28 57.98 06:03:01 3 21.62 0.00 1.03 0.13 1.43 75.78 Average: all 23.28 0.00 1.17 1.15 1.73 72.67 Average: 0 19.59 0.00 1.00 1.35 1.83 76.24 Average: 1 27.56 0.00 1.48 0.79 1.80 68.37 Average: 2 25.05 0.00 1.39 2.19 1.89 69.48 Average: 3 20.91 0.00 0.81 0.28 1.39 76.60